Do Min-Joon is an alien who landed on Earth 400 years ago during the Joseon Dynasty period. Do Min-Joon possesses a near perfect appearance and enhanced physical abilities involving his vision, hearing and speed. Do Min-Joon holds a cynical view to human beings, but he falls in love with actress Cheon Song-Yi.

The second half of the show kinda drags a bit - the way Korean shows add scenes that don't add much to the story, and you can tell the scriptwriter changed things to accommodate the TV ratings - but the first half of the story, and some of the side story lines (e.g. Lee Jaekyung conspiracy, and the detectives) make the show worth finishing to the end.

The second half of the show kinda drags a bit - the way Korean shows add scenes that don't add much to the story, and you can tell the scriptwriter changed things to accommodate the TV ratings - but the first half of the story, and some of the side story lines (e.g. Lee Jaekyung conspiracy, and the detectives) make the show worth finishing to the end.